| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 993.67 | USD | 20251018 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1099.38 | USD | 20251018 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 761.11 | USD | 20251018 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 845.68 | USD | 20251018 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 845.68 | USD | 20251018 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 845.68 | USD | 20251018 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1085.29 | USD | 20251018 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 845.68 | USD | 20251018 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 803.39 | USD | 20251018 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 873.87 | USD | 20251018 |